Used Ostas Plate Roller 4 Rolls for sale (71,440)

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 40900 € 781.19 € 2050 mm 10 mm 10 mm 8 mm 8 mm 6 mm 200 - 220 mm 200 - 220 mm 160 mm 1,5 / 6 m/min 5.5 kW 4400 mm Dedpfx Ajynmyfodreku 1150 mm 1250 mm 3950 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 103100 € 1948.59 € 2550 mm 25 mm 25 mm Dksdoynm Euepfx Adrou 20 mm 20 mm 16 mm 350 mm 350 mm 260 mm 1,5-5 m/min 22 kW 5500 mm 2000 mm 1900 mm 13000 kg 4 rolls fullhydraulic drive of upper roll and lower roll hydraulic infeed of lower and side roll digital read-out of lower and side rolls position hardened rolls conical bending device hydraulic load relieving of upper roll hydraulic drop-end bearing 2 working speeds central lubrication system protectionagainst overload moveable control pane according to CE rules OPTIONAL EQUIPMENT: infinitely adustable speed of rolls hydraulic side support hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity the cone length can be max. 30 % oremust be more than 60 % of roll length hardened rolls are recommended

Condition: used, Year of construction: 1997, Technical details: sheet width: 3050 mm plate thickness: 16 mm Dkjdpjyh D Nnjfx Adrsu pre-bending: 12 distance between columns: 5200 mm roll dia. top roll: 330 mm roll dia. bottom roll: 360 mm Total power requirement: 15 kW weight of the machine ca.: 18,0 t dimension machine approx.LxWxH: 5,3 x 2,4 x 2,0 m For cone bending, approximately 70% of the maximum plate thickness applicable to standard round rolling can be processed. For truncated cone rolling, a maximum plate thickness of approx. 8 mm can be processed. *

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 48100 € 918.71 € 2550 mm 9 mm 9 mm 7 mm 7 mm 5 mm 220 mm 220 mm 160 mm 1,5 / 6 m/min 5.5 kW 4900 mm 1150 mm 1250 mm 4600 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules Dsdpfx Adjyb Sywjreku OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 12 Wochen ab Auftrags Türkei 73200 € 1383.48 € 2050 mm Dkedeynmylopfx Adrju 20 mm 20 mm 16 mm 16 mm 12 mm 280 mm 280 mm 220 mm 1,5 / 5 m/min 16.5 kW 4350 mm 1700 mm 1850 mm 8550 kg 4 rolls fullhydraulic drive of upper roll and lower roll hydraulic infeed of lower and side roll digital read-out of lower and side rolls position hardened rolls conical bending device hydraulic load relieving of upper roll hydraulic drop-end bearing 2 working speeds central lubrication system protectionagainst overload moveable control pane according to CE rules OPTIONAL EQUIPMENT (PRICES ON REQUEST): infinitely adustable speed of rolls hydraulic side support hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity the cone length can be max. 30 % oremust be more than 60 % of roll length hardened rolls are recommended

Condition: new, neu ca. 12 - 14 Wochen ab Auf Türkei 70300 € 1328.67 € 3100 mm 8 mm 8 mm 6 mm 6 mm 5 mm 240 mm 240 mm 190 mm 825 mm 11 kW 4880 mm 1160 mm 1200 mm 6450 kg 4 rolls fully hydraulic drive of upper and lower roll (from 30 mm bending capacity all four rolls) by planetary gear box hydr. side rolls positioning with electronical synchronisation hydr. lower roll feed with mechanical synchronisation adjustable pinching pressure variable rolling speed Dksdpfx Adjypbqnorou hardened rolls conical bending device hydraulic drop-end bearing moveable control panel overload protection user manual in GERMAN or ENGLISH according to CE rules OPTIONAL: NC control upper and lateral supports IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity the cone length can be max. 30 % oremust be more than 60 % of roll length hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 49900 € 953.09 € 2050 mm 13 mm 13 mm 10 mm 10 mm 8 mm 245 mm 245 mm 180 mm 1,5 / 6 m/min 7.5 kW 4300 mm 1600 mm 1470 mm 5450 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing Dedjyb Sydopfx Adrjku 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 55900 € 1056.51 € 3100 mm 9 mm 8 mm Dkedpfx Aoyb Sz Iedrou 7 mm 7 mm 5 mm 245 mm 245 mm 180 mm 1,5 / 6 m/min 7.5 kW 5350 mm 1600 mm 1470 mm 6850 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 57000 € 1077.3 € 2550 mm 13 mm 13 mm 10 mm 10 mm 8 mm 260 mm 260 mm 200 mm 1,5 / 6 m/min 7.5 kW 4800 mm 1600 mm 1550 mm Dedoyb Sy Rspfx Adreku 6800 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 53700 € 1014.93 € 2050 mm 16 mm 16 mm 13 mm 13 mm 10 mm 260 mm 260 mm 200 mm 1,5 / 6 m/min 7.5 kW 4300 mm 1600 mm 1550 mm 6100 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Dkedpfx Adoynm Ehsrou Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 52700 € 996.03 € 2550 mm 10 mm 10 mm 8 mm 8 mm 6 mm 245 mm 245 mm Dksdpfx Adsyb Syksrju 180 mm 1,5 / 6 m/min 7.5 kW 4800 mm 1600 mm 1470 mm 6170 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: new, neu ca. 10 Wochen ab Auftrags Türkei 60600 € 1145.34 € 3100 mm 10 mm 10 mm 8 mm 8 mm 6 mm 260 mm 260 mm 200 mm 1,5 / 6 m/min 7.5 kW 5350 mm 1600 mm 1550 mm 7685 kg 4 rolls Top rolll driven by hydromotor and planetary gearbox, bottom roll driven by gear and cardan system Pinch roll and latereal rolls move with hydraulic cylinders Digital read-out for lower and side rolls position Hardened rolls Djdpfx Asynm D Rjdreku Conical bending device Hydraulic load relieving of upper roll Hydraulic drop-end bearing 2 working speeds Protectionagainst overload Moveable control pane According to CE rules OPTIONAL EQUIPMENT: Infinitely adustable speed of rolls Hydraulic side support Hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: The max. sheet metal thickness isequivalent to 50 % of nominal capacity The cone length can be max. 30 % oremust be more than 60 % of roll length Hardened rolls are recommended

Condition: good (used), Year of construction: 2000, control type: NC control, controller manufacturer: Davi Smart, number of rollers: 4, roller (bottom) diameter: 340 mm, roller (top) diameter: 370 mm, side roll diameter: 320 mm, roller length: 3,100 mm, sheet thickness (max.): 25 mm, overall weight: 18,500 kg, total length: 5,900 mm, total width: 2,200 mm, total height: 2,300 mm, power: 30 kW (40.79 HP), Equipment: cone bending device, 4 roll plate bender Davi Promau - MCB-3037 MACH-ID 9751 Make: Davi Promau Type: MCB-3037 Control: Davi Smart Year: 2000 Conical bending attachment Extended roll end for section bending jobs Dodezi Ra Ropfx Adroku Digital read out position side rolls Central lubrication CE-Declaration Rolling width: 3100mm Rolling thickness 3x toproll Ø:20mm Rolling thickness 5x toproll Ø:25mm Rolling thickness prebending: 22mm Top Roll Ø: 370mm Bottom Roll Ø: 340mm Side roll Ø: 320mm Number of rolls: 4 Rolling speed: 0-5 Adjustiment lower roll: 0-200mm/min. Adjustment side rolls: 0-200mm/min. Number of driven rolls: 2 Power: 30kW Length: 5900mm Width: 2200mm Height: 2300mm Weight: 18500kg Please Note: The information on this page has been obtained to the best of our ability and belief, and from the manufacturers where possible. It is given in good faith, but its accuracy can not be guaranteed. Accordingly, it will not form a representation or constitute contractual terms. We advise you to check any vital details!

Condition: new, neu ca. 12 - 14 Wochen ab Auf Dedsypbquepfx Adrjku Türkei 134000 € 2532.6 € 3100 mm 25 mm 25 mm 20 mm 20 mm 20 mm 16 mm 360 mm 360 mm 270 mm 60 mm 1510 mm 22 kW 5560 mm 2060 mm 2050 mm 16750 kg 4 rolls fully hydraulic drive of upper and lower roll (from 30 mm bending capacity all four rolls) by planetary gear box hydr. side rolls positioning with electronical synchronisation hydr. lower roll feed with mechanical synchronisation adjustable pinching pressure variable rolling speed hardened rolls conical bending device hydraulic drop-end bearing moveable control panel overload protection user manual in GERMAN or ENGLISH according to CE rules OPTIONAL: NC control upper and lateral supports IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity

Condition: new, neu ca. 12 Wochen ab Auftrags Türkei 97400 € 1840.86 € 2050 mm 30 mm 30 mm 25 mm 25 mm 20 mm 350 mm 350 mm Dkodpeynm Enjfx Adrsu 260 mm 1,5-5 m/min 22 kW 5000 mm 2000 mm 1900 mm 11000 kg 4 rolls fullhydraulic drive of upper roll and lower roll hydraulic infeed of lower and side roll digital read-out of lower and side rolls position hardened rolls conical bending device hydraulic load relieving of upper roll hydraulic drop-end bearing 2 working speeds central lubrication system protectionagainst overload moveable control pane according to CE rules OPTIONAL EQUIPMENT: infinitely adustable speed of rolls hydraulic side support hydraulic top support NC control IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity the cone length can be max. 30 % oremust be more than 60 % of roll length hardened rolls are recommended

Condition: new, neu ca. 12 - 14 Wochen ab Auf Türkei 62600 € 1183.14 € 2050 mm Dedpsypbqbjfx Adrjku 13 mm 10 mm 13 mm 10 mm 10 mm 8 mm 240 mm 240 mm 190 mm 820 mm 11 kW 3830 mm 1160 mm 1200 mm 5000 kg 4 rolls fully hydraulic drive of upper and lower roll (from 30 mm bending capacity all four rolls) by planetary gear box hydr. side rolls positioning with electronical synchronisation hydr. lower roll feed with mechanical synchronisation adjustable pinching pressure variable rolling speed hardened rolls conical bending device hydraulic drop-end bearing moveable control panel overload protection user manual in GERMAN or ENGLISH according to CE rules OPTIONAL: NC control upper and lateral supports IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity

Condition: new, sheet width 2100 mm plate thickness 13 mm pre-bending 10 mm upper roll diameter 230 mm lower roll diameter 210 mm side roll diameter 190 mm total power requirement 7,5 kW weight of the machine ca. 4.750 kg dimensions of the machine ca. 4150x1400x1300 mm Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel Dkodpfxsyv I Ubo Adrsu - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, sheet width 3100 mm plate thickness 16 mm pre-bending 13 mm upper roll diameter 330 mm Dkodpfx Aoyv I Smodrou lower roll diameter 300 mm side roll diameter 240 mm total power requirement 11 kW Overall size 5600x1650x1900 mm weight of the machine ca. 10.600 kg Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, sheet width 3100 mm plate thickness 13 mm pre-bending 10 mm upper roll diameter 300 mm lower roll diameter 270 mm side roll diameter 210 mm total power requirement 11 kW Overall size 5600 x 1800 x 1500 mm weight of the machine ca. 8.800 kg Accessories / equipment: - Conical bending device - induction hardened rolls Dkodpoyv Nh Njfx Adrju - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, neu ca. 12 Wochen ab Auftrags Türkei 25200 € Dodpjyb Syqefx Adroku 481.32 € 1050 mm 2.5 mm 2.5 mm 2 mm 90 mm 4,5 m/min 2.2 kW 2250 mm 1000 mm 1500 mm 900 kg FOR ROUND AND ELEPTIC SHAPES FOR MASS PRODUCTION (CYCLE UP TO ONLY 20 SEC POSSIBLE) 4 rolls NC control with touchscreen Top roll driven by hydromotor and plantary gearbox Hydraulic drop end Mobile control panel Hardened rolls Operating manual in English or German OPTION: Feeding table price on request

Condition: new, neu ca. 12 - 14 Wochen ab Auf Türkei 98600 € 1863.54 € 3100 mm 16 mm 16 mm 13 mm 16 mm 14 mm 12 mm 300 mm 300 mm 240 mm 50 mm 1140 mm 18.5 kW 5310 mm 1660 mm 1140 mm 11100 kg 4 rolls fully hydraulic drive of upper and lower roll (from 30 mm bending capacity all four rolls) by planetary gear box hydr. side rolls positioning with electronical synchronisation hydr. lower roll feed with mechanical synchronisation adjustable pinching pressure variable rolling speed hardened rolls conical bending device hydraulic drop-end bearing moveable control panel Dsdpfxsynm Hfs Adrjku overload protection user manual in GERMAN or ENGLISH according to CE rules OPTIONAL: NC control upper and lateral supports IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity

Condition: new, neu ca. 12 - 14 Wochen ab Auf Türkei 95000 € 1795.5 € 3100 mm 13 mm 12 mm 8 mm 13 mm 10 mm 10 mm 8 mm 270 mm 270 mm 230 mm 50 mm 1155 mm 15 kW 5310 mm 1660 mm 1590 mm 10050 kg 4 rolls fully hydraulic drive of upper and lower roll (from 30 mm bending capacity all four rolls) by planetary gear box hydr. side rolls positioning with electronical synchronisation hydr. lower roll feed with mechanical synchronisation adjustable pinching pressure variable rolling speed hardened rolls conical bending device hydraulic drop-end bearing moveable control panel overload protection user manual in GERMAN or ENGLISH according to CE rules OPTIONAL: NC control Djdpsypbqhofx Adrjku upper and lateral supports IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity

Condition: new, neu ca. 12 - 14 Wochen ab Auf Türkei 83800 € 1583.82 € 2550 mm 15 mm 15 mm 13 mm 12 mm 12 mm Dkedpfoypbp Dox Adrsu 10 mm 270 mm 270 mm 230 mm 50 mm 1155 mm 15 kW 4760 mm 1660 mm 1155 mm 8950 kg 4 rolls fully hydraulic drive of upper and lower roll (from 30 mm bending capacity all four rolls) by planetary gear box hydr. side rolls positioning with electronical synchronisation hydr. lower roll feed with mechanical synchronisation adjustable pinching pressure variable rolling speed hardened rolls conical bending device hydraulic drop-end bearing moveable control panel overload protection user manual in GERMAN or ENGLISH according to CE rules OPTIONAL: NC control upper and lateral supports IMPORTANT ISSUES AT CONICAL BENDING: the max. sheet metal thickness isequivalent to 50 % of nominal capacity the cone length can be max. 30 % oremust be more than 60 % of roll length hardened rolls are recommended

Condition: excellent (used), Year of construction: 1988, control type: NC control, actuation type: hydraulic, number of rollers: 4, roller (bottom) diameter: 370 mm, roller (top) diameter: 370 mm, side roll diameter: 280 mm, sheet thickness (max.): 20 mm, overall weight: 13,500 kg, total length: 6,900 mm, total width: 2,100 mm, total height: 2,100 mm, New ( 2026) Digital read out position side rolls Hydraulic drop end Minimum bending diameter 420 mm Full hydraulic machine Roll quality C60 900N/mm2 Rolling width: 3100mm Rolling thickness 3x toproll Ø:15mm Rolling thickness 5x toproll Ø:20mm Rolling thickness prebending: 12mm Top Roll Ø: 370mm Bottom Roll Ø: 370mm Side roll Ø: 280mm Number of rolls: 4 Rolling speed: 0 - 4 Adjustiment lower roll: 0 - 700mm/min. Adjustment side rolls: 0 - 200mm/min. Number of driven rolls: 2 Power: 15kW Length: 6900mm Width: 2100mm Height: 2100mm Dodpozxxgwofx Adreku Weight: 13500kg Please Note: The information on this page has been obtained to the best of our ability and belief, and from the manufacturers where possible. It is given in good faith, but its accuracy can not be guaranteed. Accordingly, it will not form a representation or constitute contractual terms. We advise you to check any vital details!

Condition: used, functionality: fully functional, machine/vehicle number: 2550X10.14MM, control type: manual, degree of automation: manual, actuation type: mechanical, number of rollers: 3, roller (top) diameter: 300 mm, side roll diameter: 280 mm, roller diameter: 400 mm, roller length: 2,550 mm, working width: 2,500 mm, working height: 800 mm, sheet thickness (max.): 14 mm, sheet thickness stainless steel (max.): 10 mm, input voltage: 380 V, input frequency: 50 Hz, Equipment: centralized greasing system, cone bending device, emergency stop, swiveling upper roller, 3 roll 2500x14 mm Plate bending machine Model OMCCA ITALY CAPACITY plate width 2500 mm plate thickness 14 mm pre-bending 10 mm --- Useful rollers width 2550 mm Top roll d 300 mm Side rollers D 280 mm hard surface of the 3 rolls centralized gear unit side rolls driven Opening front hydraulic drop-end to unload the closed shell. Dksdpfxjy Aubuo Adrsu Extended shafts to take installation of add-on molds for section bending Variable speed rolling up to 5 mtr/min power electric motor 20Hp on hydraulic unit console with electric push buttons commands. Dial gauge position rollers readout safety installations with emergency stop